Question

Write the common name and IUPAC name of ${\mathrm{C}}_2{\mathrm{H}}_5\mathrm{COOH}$.

Answer 1

IUPAC name of a compound:

• IUPAC name (International Union for Pure and Applied Chemistry) is a name that follows certain rules for naming a chemical compound.
• IUPAC name is a worldwide using chemical name.

IUPAC name for ${\mathrm{C}}_2{\mathrm{H}}_5\mathrm{COOH}$:

Step 1: Identification of root word:

• For writing the IUPAC name, the root word for the compound that should be identified as this compound contains three carbon atoms, the root word is prop- .

Step 2: Identification of functional group(if any):

• The functional group present in the compound is acid so the suffix to be added to the root word is -anoic acid.

Step 3: Writing IUPAC name:

• So, the IUPAC name of ${\mathrm{C}}_2{\mathrm{H}}_5\mathrm{COOH}$ is propanoic acid.

The common name of ${\mathrm{C}}_2{\mathrm{H}}_5\mathrm{COOH}$ is Ethane carboxylic acid.